Merge bitcoin/bitcoin#22692: builder-keys: add jamesob

45babb2788 builder-keys: add jamesob (James O'Beirne)

Pull request description:

  http://keyserver.ubuntu.com/pks/lookup?search=0x25F27A38A47AD566&fingerprint=on&hash=on&op=vindex

  This is also the key I sign GitHub commits with.

ACKs for top commit:
  fanquake:
    ACK 45babb2788 - matches the key I've got for you.
  Zero-1729:
    ACK 45babb2788

Tree-SHA512: 53d7d70542a7e5caee748447ed3ada48c30935c5ca9b0b85ecee6c17389928c3601bec3a30893d70d7ff3e86d2696f57a9c880a52ba5d2c681c1a14b1f67b7a0

contrib/builder-keys/keys.txt

@@ -19,6 +19,7 @@ D35176BE9264832E4ACA8986BF0792FBE95DC863 fivepiece (fivepiece)
 01CDF4627A3B88AAE4A571C87588242FBE38D3A8 Gavin Andresen (gavinandresen)
 D1DBF2C4B96F2DEBF4C16654410108112E7EA81F Hennadii Stepanov (hebasto)
 A2FD494D0021AA9B4FA58F759102B7AE654A4A5A Ilyas Ridhuan (IlyasRidhuan)
+2688F5A9A4BE0F295E921E8A25F27A38A47AD566 James O'Beirne (jamesob)
 D3F22A3A4C366C2DCB66D3722DA9C5A7FA81EA35 Jarol Rodriguez (jarolrod)
 7480909378D544EA6B6DCEB7535B12980BB8A4D3 Jeffri H Frontz (jhfrontz)
 D3CC177286005BB8FF673294C5242A1AB3936517 jl2012 (jl2012)